Re: OT: Performance of VM

2018-02-10 Thread Andrew Kerber
and DR advantages of virtual systems are huge. Sent from my iPhone > On Feb 10, 2018, at 5:20 AM, Robert Klemme wrote: > >> On Mon, Feb 5, 2018 at 5:22 PM, Andrew Kerber >> wrote: >> Have them check the memory and CPU allocation of the hypervisor, make sure >> it

Re: OT: Performance of VM

2018-02-05 Thread Andrew Kerber
Have them check the memory and CPU allocation of the hypervisor, make sure its not overallocated. Make sure the partitions for stroage are aligned (see here: https://blogs.vmware.com/vsphere/2011/08/guest-os-partition-alignment.html) . Install tuned, and enable the throughput performance profile. O

Re: Setting effective_io_concurrency in VM?

2017-11-27 Thread Andrew Kerber
Whats the guest OS? I have been able to get Oracle to perform just as well on Virtuals as it does on Physicals. I suspect the settings are pretty similar. On Mon, Nov 27, 2017 at 3:06 PM, Fernando Hevia wrote: > > > El 27 nov. 2017 15:24, "Don Seiler" escribió: > > Good afternoon. > > We run